package p12.p1222;

public class PingJie {


    public  static String aa(int arr[]){
        String s = "[";
        //System.out.println("s = " + s);

        //System.out.println("arr = " + arr.length);
        for (int i = 0;i<arr.length;i++){
            s = s +arr[i];
            //    System.out.println("s = " + s);

        }
        s +="]";

        //System.out.println("s = " + s);

        return  s;
    }
}
